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Woongil Choi

Short name: W. Choi

woongil.choi@samsung.com Samsung 35 document(s)
Affiliations
Samsung 2018-04-10 - 2025-10-12
Known Emails
Documents
JVET-AN0360
40th Meeting: Geneva, CH, October 2025 2025-10-07 11:22
AHG17: Information on coding efficiency and complexity

L. Li, W. Choi, M. Park, M. Budagavi, K. Choi (Samsung),

JVET-AM0338
39th Meeting: Daejeon, KR, June 2025 2025-07-03 02:18
Suggested text and figure on Call for Evidence document

L. Li, W. Choi, M. Budagavi, K. P. Choi (Samsung)

JVET-P1016
16th Meeting: Geneva, October 2019 2019-10-10 09:18
Crosscheck of JVET-P0669 (AHG6: Wrap-around motion vector prediction at the picture boundary)

W. Choi, K. Choi (Samsung)

JVET-P0819
16th Meeting: Geneva, October 2019 2019-10-02 16:01
Cross-check of CE5.3.1, CE5.3.2, CE5.3.3, and CE5.3.4

K. Choi, Y. Piao, W. Choi, K. P. Choi (Samsung)

JVET-P0820
16th Meeting: Geneva, October 2019 2019-10-02 15:02
Cross-check of JVET-P0163 (CE5-related: SAO encoder-only improvements)

K. Choi, W. Choi, K. P. Choi (Samsung)

JVET-O0443
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 12:08
[Non-CE8] Flipping of reference blocks for Intra Block Copy (IBC)

A. Singh, A. Konda, C. Pujara, R. Gadde, W. Choi, K.P. Choi (Samsung)

JVET-O0442
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 12:02
[Non-CE8] IBC prediction improvement

A. Konda, A. Singh, C. Pujara, R. Gadde, W. Choi, K.P. Choi (Samsung)

JVET-O0445
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 11:28
[AHG17] Signaling of uniform virtual boundaries

A. DSouza, C. Pujara, R. Gadde, W. Choi, K.P. Choi (Samsung)

JVET-N0805
14th Meeting: Geneva, March 2019 2019-03-23 14:23
AHG17: Design for signallilng reshaper model

W. Wan, P. Yin, Hendry, S. Paluri, J. Zhao, J. Lim, S. Kim, W. Choi, K. Choi, K. Choi,

JVET-N0234
14th Meeting: Geneva, March 2019 2019-03-21 09:48
[AHG12/AHG17] Signaling of virtual boundaries

A. DSouza, C. Pujara, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-N0233
14th Meeting: Geneva, March 2019 2019-03-21 09:47
[AHG8] Alternate face arrangement for PHEC

A. DSouza, C. Pujara, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-N0232
14th Meeting: Geneva, March 2019 2019-03-21 09:46
[AHG8] Coding performance of 360° Videos in PHEC format with different face sizes

A. DSouza, C. Pujara, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-N0569
14th Meeting: Geneva, March 2019 2019-03-19 20:50
Crosscheck of JVET-N0488 (CE5-related: Syntax redundancy removal in adaptive loop filter)

W. Choi, Y. Piao, K. Choi (Samsung)

JVET-N0208
14th Meeting: Geneva, March 2019 2019-03-15 06:40
CE6-6.2: Simplification related to MTS with reduced modes

K. Choi, M. Park, M. W. Park, W. Choi

JVET-N0138
14th Meeting: Geneva, March 2019 2019-03-13 01:51
AHG17: Carriage of reshaper model parameters

W. Choi, K. Choi, K. Choi(Samsung)

JVET-M0534
13th Meeting: Marrakech, January 2019 2019-01-13 00:29
CE13-related: HEC with Pre-rotation + Adaptive Frame Packing(Test 4.2.a+4.1)

C. Pujara, A. Konda, A. Singh, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-M0235
13th Meeting: Marrakech, January 2019 2019-01-13 00:28
CE13: HEC with Pre-rotation based on test 1.1a and 1.1b (Test 4.2)

C. Pujara, A. Konda, A. Singh, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-M0208
13th Meeting: Marrakech, January 2019 2019-01-11 07:21
CE11: long-tap deblocking filter (Test 11.1.4)

W. Choi, K. Choi (Samsung)

JVET-M0202
13th Meeting: Marrakech, January 2019 2019-01-04 22:58
CE6-related: Simplification related to MTS with reduced modes

K. Choi, M. Park, M. W. Park, W. Choi (Samsung), M. Salehifar, M. Koo, J. Lim, S. Kim (LGE)

JVET-M0209
13th Meeting: Marrakech, January 2019 2019-01-04 03:45
AHG12: On tile group configuration

W. Choi, K. Choi, K. Choi (Samsung)

JVET-M0128
13th Meeting: Marrakech, January 2019 2019-01-02 20:41
AHG17: On reference picture management for VVC

Y.-K. Wang, Hendry (Huawei), S. Deshpande (Sharp), M. M. Hannusela (Nokia), G. Ryu, W. Choi (Samsung), X. Wang, Y.-W. Chen (Kawi), L. Zhang (Bytedance), P. Wu, M. Li (ZTE), S.-H. Kim (LG), J. Boyce (Intel), A. M. Tourapis, D. Singer (Apple), F. Edouard, P. Andrivon (Technicolor), Y.-W. Huang, C.-W. Hsu, C.-Y. Chen, T.-D. Chuang, L. Chen (MediaTek), K. Kawamura (KDDI), Y.-C. Sun, J. Lou (Alibaba)

JVET-M0201
13th Meeting: Marrakech, January 2019 2019-01-02 11:54
CE6-related: Syntax clean-up related to MTS

K. Choi, M. Park, M. W. Park, W. Choi (Samsung)

JVET-M0200
13th Meeting: Marrakech, January 2019 2019-01-02 11:52
CE6: Unified matrix for transform (Test 6-1.2a)

K. Choi, M. Park, M. W. Park, W. Choi (Samsung)

JVET-L0064
12th Meeting: Macao, October 2018 2018-10-10 06:33
Simplified NAL Unit Header and IRAP pictures

G. Ryu, W. Choi, M. W. Park, K. Choi, Y. Park, K. P. Choi(Samsung)

JVET-L0075
12th Meeting: Macao, October 2018 2018-10-03 18:15
CE13: Hybrid Cubemap with Pre-rotation (Test 6.2)

C. Pujara, A. Konda, A. Singh, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-L0166
12th Meeting: Macao, October 2018 2018-10-03 18:14
CE13-related: Subjective Quality Improvement for RSP

A. Singh, A. Konda, C. Pujara, R. Gadde, W. Choi, K. Choi, K.P. Choi(Samsung)

JVET-L0566
12th Meeting: Macao, October 2018 2018-10-01 15:10
Crosscheck for JVET-L0393 (CE11-related: Improvement of Extended Deblocking Filter)

W. Choi, K. Choi (Samsung)

JVET-L0062
12th Meeting: Macao, October 2018 2018-09-21 15:30
CE11: Test results of CE11.1.5 long-tap deblocking filter

W. Choi, K. Choi (Samsung)

JVET-K0404
11th Meeting: Ljubljana, July 2018 2018-07-10 13:32
AHG8: Selective In-loop filtering for 360 Video Compression

C. Pujara, S.N. Akula, A. Singh, R. Narayana, W. Choi (Samsung)

JVET-K0138
11th Meeting: Ljubljana, July 2018 2018-07-06 07:19
CE7.1.3 : Scan Region-based Coefficient Coding

Y. Piao, W. Choi, C. Kim (Samsung)

JVET-K0117
11th Meeting: Ljubljana, July 2018 2018-07-03 03:28
CE4: Reference Picture Boundary Padding in JVET-J0025 (Test 4.5.3)

M. Park, M. W. Park, W. Choi, C. Kim (Samsung)

JVET-K0112
11th Meeting: Ljubljana, July 2018 2018-07-02 12:01
CE2: long-tap deblocking filter (Test 2.2.1.5)

W. Choi, C. Kim (Samsung)

JVET-J0025
10th Meeting: San Diego, April 2018 2018-04-14 03:02
Description of SDR, HDR and 360° video coding technology proposal by Huawei, GoPro, HiSilicon, and Samsung – general application scenario

H. Chen, J. Chen, R. Chernyak, S. Esenlik, A. Filippov, S. Gao, S. Ikonin, A. Karabutov, A. M. Kotra, X. Lu, X. Ma, V. Rufitskiy, T. Solovyev, V. Stepin, M. Sychev, T. Wang, Y.-K. Wang, W. Xu, H. Yang, V. Zakharchenko, H. Zhang, Y. Zhao, Z. Zhao, J. Zhou, C. Auyeung, H. Gao, I. Krasnov, R. Mullakhmetov, B. Wang, Y. F. Wong, G. Zhulikov (Huawei), A. Abbas, D. Newman (GoPro), J. An, X. Chen, Y. Lin, Q. Yu, J. Zheng (HiSilicon), A. Alshin, E. Alshina, K. Choi, N. Choi, W. Choi, S. Jeong, C. Kim, J. Min, J. Park, M. Park, M. W. Park, Y. Piao, A. Tamse, A. Dsouza, C. Pujara (Samsung)

JVET-J0024
10th Meeting: San Diego, April 2018 2018-04-14 02:55
Description of SDR, HDR and 360° video coding technology proposal by Samsung, Huawei, GoPro, and HiSilicon – mobile application scenario

A. Alshin, E. Alshina, K. Choi, N. Choi, W. Choi, S. Jeong, C. Kim, J. Min, J. H. Park, M. Park, M. W. Park, Y. Piao, A. Tamse, A. Dsouza, C. Pujara (Samsung), H. Chen, J. Chen, R. Chernyak, S. Esenlik, A. Filippov, S. Gao, S. Ikonin, A. Karabutov, A. M. Kotra, X. Lu, X. Ma, V. Rufitskiy, T. Solovyev, V. Stepin, M. Sychev, T. Wang, Y.-K. Wang, W. Xu, H. Yang, V. Zakharchenko, H. Zhang, Y. Zhao, Z. Zhao, J. Zhou, C. Auyeung, H. Gao, I. Krasnov, R. Mullakhmetov, B. Wang, Y. F. Wong, G. Zhulikov (Huawei), A. Abbas, D. Newman (GoPro), J. An, X. Chen, Y. Lin, Q. Yu, J. Zheng (HiSilicon)

JVET-N0501
14th Meeting: Geneva, March 2019
CE8 related: Optimal Scan Order for BDPCM Residues

A. Singh, A. Konda, C. Pujara, R. Gadde, W. Choi, K.P. Choi(Samsung)